3 papers
astro-ph.HE2025
Detection of Quasi-periodic Oscillations in the -Ray Light Curve of 4FGL J0309.9-6058
Jingyu Wu, Zhihao Ouyang, Hubing Xiao +7
In this work, we report, for the first time, a quasi-periodic oscillation (QPO) in the -ray band of 4FGL J0309.9-6058, also known as PKS 0308-611. We employed three analytical…
astro-ph.GA2025
The Quasar-associated 2175 Ã Dust Absorbers in the SDSS DR16 Quasar Catalog
Shaohua Zhang, Yuchong Luo, Shangchun Xie +4
We present, for the first time, a systematic study of quasar-associated 2175 Ã dust absorbers using spectroscopic data from the Sloan Digital Sky Survey (SDSS) Data Release 16 (DR1…
astro-ph.HE2024
Revisiting the flaring activity in early 2015 of BL Lacertae object S5 0716+714
Zhihao Ouyang, Hubing Xiao, Marina Manganaro +7
In this work, we analyzed multi-wavelength data of the BL Lac object S5 0716+714 to investigate its emission mechanisms during a flaring state observed in early 2015. We examined t…